Weather in Nagasaki for September 2027
In general, the average temperature in Nagasaki at the beginning of September is 28.5 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 26.9 °C by the end of September.
The climate of Nagasaki in September is notably wet, with an average of 14 rainy days, and a total of 174.5 mm of precipitation.
Is September a good time to visit Nagasaki? check out the best time to travel to Nagasaki page.
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Nagasaki Weather September
Temperatures trend during September in Nagasaki
September weather in Nagasaki day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 29° /25° | 1.9 mm | 8 | |
| 2 Sept. |  Light rain | 29° /25° | 3.8 mm | 7 | |
| 3 Sept. | Light rain | 29° /24° | 4.3 mm | 5 | |
| 4 Sept. |  Heavy rain | 27° /23° | 30.5 mm | 5 | |
| 5 Sept. | Patchy rain possible | 28° /24° | 0.4 mm | 5 | |
| 6 Sept. | Patchy rain possible | 29° /24° | 0 mm | 6 | |
| 7 Sept. | Patchy rain possible | 29° /25° | 1.2 mm | 6 | |
| 8 Sept. | Patchy rain possible | 29° /25° | 0.8 mm | 7 | |
| 9 Sept. | Patchy rain possible | 29° /25° | 1.9 mm | 6 | |
| 10 Sept. | Light rain | 27° /24° | 7.8 mm | 5 | |
| 11 Sept. | Light rain shower | 29° /25° | 2 mm | 7 | |
| 12 Sept. | Light rain | 29° /25° | 5.2 mm | 6 | |
| 13 Sept. | Light rain | 29° /25° | 6.1 mm | 6 | |
| 14 Sept. | Light rain | 29° /25° | 4.9 mm | 5 | |
| 15 Sept. | Light rain | 30° /25° | 3 mm | 5 | |
| 16 Sept. | Light rain shower | 29° /25° | 1.4 mm | 6 | |
| 17 Sept. | Patchy rain possible | 29° /25° | 1.9 mm | 7 | |
| 18 Sept. |  Moderate rain | 29° /25° | 11.3 mm | 5 | |
| 19 Sept. | Light rain | 29° /24° | 3.9 mm | 5 | |
| 20 Sept. | Light rain | 28° /24° | 7.8 mm | 7 | |
| 21 Sept. | Light rain | 27° /23° | 4.8 mm | 7 | |
| 22 Sept. | Moderate rain | 27° /22° | 12.8 mm | 6 | |
| 23 Sept. |  Cloudy | 27° /22° | 0.1 mm | 6 | |
| 24 Sept. | Light rain | 27° /22° | 3.5 mm | 6 | |
| 25 Sept. | Light rain | 27° /23° | 3.5 mm | 6 | |
| 26 Sept. | Light rain | 27° /23° | 7.4 mm | 5 | |
| 27 Sept. | Moderate rain | 27° /23° | 22.9 mm | 4 | |
| 28 Sept. | Moderate rain | 27° /23° | 10.4 mm | 4 | |
| 29 Sept. | Light rain | 27° /22° | 8.8 mm | 6 | |
| 30 Sept. | Patchy rain possible | 26° /22° | 0.2 mm | 7 | |
| Next | |||||
Nagasaki weather in September vs August vs October
| August | September | October | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 30°/26° | 28°/24° | 24°/19° |
| Rainfall | 187 mm | 174 mm | 58 mm |
| Wind | 17.8 km/h | 15.9 km/h | 17.5 km/h |
| Humidity | 78% | 78% | 72% |
| Rainy days | 15 days | 14 days | 9 days |
| Dry days | 16 days | 16 days | 22 days |
Planning a trip to Nagasaki? Discover the best time to visit
Nagasaki in September - FAQ
What are the expected maximum and minimum temperatures in Nagasaki during September?
How much rainfall should be expected in Nagasaki during September?
What are the typical wind conditions in Nagasaki during September?
September rainfall patterns in Nagasaki
UV exposure in Nagasaki during September
What to pack to Nagasaki in September?
Warm & sunny · highs around 28 °C, frequent showers
As you prepare for your trip to Nagasaki in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Nagasaki, during September, is comfortable and enjoyable, regardless of the weather conditions.
🧥 Clothing
👟 Footwear
🎒 Accessories
🧴 Personal Items
Where is Nagasaki?Get accurate weather forecasts for Nagasaki, located at latitude 32.75 and longitude 129.883. Stay updated with localized weather information tailored for Nagasaki.